AU109667B2
(en )
1940-06-13
Improvements in or relating to directional radio transmitter aerial arrangements
AU33039A
(en )
1940-06-13
Improvements in or relating to directional radio transmitter aerial arrangements
AU109657B2
(en )
Improvements in or relating to radio antennas
AU111878B2
(en )
Improvements in or relating to radio antennas
AU111769B2
(en )
1940-10-31
Improvements in or relating to directional antenna arrangements
AU111457B2
(en )
1940-09-19
Improvements in or relating to radio antennae
AU111461B2
(en )
1940-09-19
Improvements in or relating to radio aerial systems
AU436139A
(en )
1940-10-31
Improvements in or relating to directional antenna arrangements
AU107599B2
(en )
1939-06-10
Improvements in or relating to radio telegraph transmitters
AU109610B2
(en )
1940-02-01
Improvements in or relating to radio aerial installations
AU418939A
(en )
1940-09-19
Improvements in or relating to radio antennae
AU363239A
(en )
1940-09-19
Improvements in or relating to radio aerial systems
AU540638A
(en )
1939-06-10
Improvements in or relating to radio telegraph transmitters
AU110921B2
(en )
Improvements in or relating to equi-signal radio beacons
AU108043B2
(en )
1939-08-03
Improvements in or relating to radio antennae
AU24739A
(en )
1940-02-01
Improvements in or relating to radio aerial installations
AU118324B2
(en )
1939-09-04
Improvements in or relating to means for keying radio beacon transmitters
AU109711B2
(en )
Improvements in or relating to radio direction finders
AU111115B2
(en )
1940-08-08
Improvements in or relating to radio direction finders
AU110151B2
(en )
1940-04-04
Improvements in or relating to radio direction finders
AU111564B2
(en )
1940-10-03
Improvements in or relating to radio direction finders
AU112004B2
(en )
Improvements in or relating to antenna
AU113827B2
(en )
1939-09-06
Improvements in radio aerials
CA381341A
(en )
1939-05-09
Directional radio receiver
AU106550B2
(en )
Improvements in or relating to radio direction finding